Q: Is 429,505 a Prime Number?

A: No, 429,505 is not a prime number.

Why is 429,505 not a prime number?

A prime number is a natural number, greater than one, that can only be divided by 1 and itself.

The number 429505 can be evenly divided by 1 5 17 31 85 155 163 527 815 2,635 2,771 5,053 13,855 25,265 85,901 and 429,505, with no remainder.

Since 429,505 cannot be divided by just 1 and 429,505, it is not a prime number.

Number	429,503	429,504	429,506	429,507
Prime?	yes	no	no	no

All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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